National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed SE 7 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Jul 9:56 pm EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Overnight

    Overnight: Patchy drizzle after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Monday

    Monday: Patchy drizzle before 8am, then a slight chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Patchy
    Drizzle then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 73.

    Low: 73 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.

    High: 88 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Patchy drizzle after 5am. Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Monday
Patchy drizzle before 8am, then a slight chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 74.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 91.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 83.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.44°N 72.12°W (Elev. 138 ft)
Last Update:
5:47 pm EDT Jul 13, 2025
Forecast Valid:
12am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation